Local linearization
A "local linearization" is the generalization of tangent plane functions; one that can apply to multivariable functions with any number of inputs.

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What do quadratic approximations look like

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Understanding Lagrange Multipliers Visually

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Linear Approximation/Newton's Method

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Computing a tangent plane

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What Is Linearization?

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Penny Helps Sheldon Solve His Equation | The Big Bang Theory

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What's The Difference Between Matrices And Tensors?

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What is Jacobian? | The right way of thinking derivatives and integrals

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Why Aliens Would NEVER Invade Africa

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Saddle points

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Linearizing Nonlinear Differential Equations Near a Fixed Point

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How to find the TANGENT PLANE | Linear approximation of multi-variable functions

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Judge Can’t Stop Laughing At Sovereign Citizen’s Courtroom Meltdown!!!

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Cross products in the light of linear transformations | Chapter 11, Essence of linear algebra

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🚗 BYD : The biggest SCAM of the car industry ?

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You Know This Song (but the Orchestra Doesn’t) | Jacob Collier & VSO School of Music Orchestra | TED

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Jacobian prerequisite knowledge

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Nobody Breaks Celebrities Like Rowan Atkinson

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